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Draw an A-O-L diagram

written 6.9 years ago by teamques10 ★ 68k

•   modified 2.8 years ago

Mumbai University > Civil Engineering > SEM 8 > Construction Management

Marks: 10M

Draw an A-O-L diagram for the following data:-

Find:-

1) Project duration

2) Critical Path

3) Activity times

4) Total float & free float values.

Activity	Predecessor	Duration (days)
A	-	4
B	A	5
C	A	3
D	A	5
E	-	2
F	-	3
G	B, D	5
H	C, D	4
I	G, H	3

construction management

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written 6.9 years ago by teamques10 ★ 68k

Activity	Predecessor	Duration (days)	EST	EFT	LST	LFT	T.F.	F.F.
A	-	4	0	4	0	4	0	0
B	A	5	4	9	4	9	0	0
C	A	3	4	7	7	10	3	2
D	A	5	4	9	4	9	0	0
E	-	2	0	2	15	17	15	15
F	-	3	0	3	14	17	14	0
G	B, D	5	9	14	9	14	0	0
H	C, D	4	9	13	10	14	1	1
I	G, H	3	14	17	14	17	0	0

Critical path = 10-20-40-50-70-80 or 10-20-50-70-80

Project duration = 17 days

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